An endangered gray wolf shot to death in Utah was positively identified Wednesday as the female lobo seen last fall on the north rim of the Grand Canyon, the first of its kind to be seen in the region …

Federal investigators are trying to track down what appears to be a serial — and startlingly clueless — graffiti slinger who has left her distinctive, yet tarnishing marks in national parks, including …

The federal government took possession this year of a notable 5,800-acre plot of wilderness and ranch land north of Santa Cruz known as Coast Dairies — part of an ongoing effort to protect the coastal …